Tutorial Math 2

Fractions

100

I have 1/2 an apple. I break it in half and give it you. How much of an apple do you have

1/4

200

1/2 x 1/6

1/12

300

1/2 + 1/6

2/3

400

1/4 + 1/3

5/12

500

1/5 + 1/12

17/60

Subtraction with Carrying

100

12 - 7

5

200

53 - 49

4

300

1000 - 47

53

400

586 - 97

489

500

1010-222

788

Math Puzzles

100

5 + _ = 12

7

200

_ * 6 = 0

0

300

2 * _ + 12 = 14

1

400

_ + 8 = _ * 2

Same number must go in each

8

500

x + y = 10

x - y = 20

Find x, y that work

x = 15

y = -5

Quick Multiplication

100

5 x 10 = 

50

200

9 x 7 = 

63

300

7 x 8 = 

56

400

4 x 12 =

48

500

11 x 23 = 

253

Miscellaneous

100

How many numbers are there?

Infinite!

200

I have 5 shirts and 6 pants. How many possible outfits do I have

30

300

Find the area of the following triangle

     2

   ___

4 |   /

   |/ 

4

400

Write all possible ways to multiply 2 numbers that equal 24

1 x 24

2 x 12

3 x 8

4 x 6

500

What time is it 1 hour and 20 minutes from 2:45

4:05